Browsing linux filesystem

Browsing The Filesystem

Some Important Directories

Red hat root (main)directory: /

Home Directories:                /root                       ( home directory of root only )

                                            /home/username      ( for all users )

User Excecution :                /bin, /usr/bin, /usr/local/bin

system Excecution :             /sbin, /user/sbin, /usr/local/sbin

Other Mountpoints :             /media, /mnt

Configuration :                     /etc

Temporary files :                  /tmp

Kernels and Bootloader      /boot

Server Data :                      /var, /sys

System Information :           /proc, /sys

Shared Libraries :               /lib, /usr/lib, /usr/local/lib

=> pwd                                 to see current working directory

Note :   1) Names may be up to 255 characters

                2) All characters are valid, except the forward-slash

                3) Names are case-sensitive

=> mkdir dirname             to make a dir

=> mkdir 1 2 3 4              to make multipal dir

=> mv o-name n-name      to rename dir

=> touch filename             to make a empty file

=> touch {a,s,d,f}.{jpg,doc,mp3}

=> mv o-name n-name     to rename file

=> vi filename                   to see or edit the file

=> cat filename                 to see the contant of file

(cat > , cat >>)

=> nano filename              to edit in text file

=> cd dirname                  to change dir

=> cd ..                            to a directory one level up

=> cd                               to goto home directory

=> cd -                             to your previous directory

=> ls -a                             to list of file and dir with hidden file 

=> ls -l                              to see long listing of file and dir (ll)

=> cp sourcefile destination             ( cp file1 /home/macho )

                to copy file

=> cp -r sourcedir destination          ( cp -r dir1 /home/macho )

                to copy dir recursively   

=> cp -r -v sourcedir destination     ( cp -r -v dir1 /home/macho )

                to copy dir & show process         

=> mv sourcefile destination            ( mv file1 /home/macho )

                to move file into elesewhere

=> mv dirname destination               ( mv dir1 /home/macho )

=> rm filename                                 (to remove any file)

=> rm -rf *.mp3                               (to remove all file which extension .mp3)

=> rmdir directoryname                    ( to remove dir )

=> Backing-up your system configuration

       -mkdir /root/backups-20100415

      -cp -r -v /etc/sysconfig /root/backup-20100415

Thanks,

Vishal Vyas
Linux guru.